Home / 13,090.90-19,634.18-6,070.64

Finding the Fourth Proportional to 13,090.90, 19,634.18 and 6,070.64

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Solution

The fourth proportional to 13,090.90, 19,634.18 and 6,070.64 is: 9,104.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,090.90 : 19,634.18 = 6,070.64 : x
  2. Step 2: Convert to fraction form
    13,090.90/19,634.18 = 6,070.64/x
  3. Step 3: Cross multiply
    13,090.90x = 19,634.18 × 6,070.64
  4. Step 4: Simplify right side
    13,090.90x = 119,192,038.48
  5. Step 5: Solve for x
    x = 119,192,038.48/13,090.90
  6. Step 6: Final answer
    x = 9,104.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.